National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

35°F

2°C

Humidity 52%
Wind Speed S 9 G 18 mph
Barometer 30.26 in (1024.6 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 21 Jan 4:53 pm EST
Extended Forecast for

Ewing NJ

  • Tonight

    Tonight: A chance of flurries between 9pm and 11pm. Cloudy, then gradual clearing toward daybreak, with a low around 31. South wind 5 to 10 mph.

    Low: 31 °F

    Chance
    Flurries

  • Thursday

    Thursday: Increasing clouds, with a high near 44. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 44 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. West wind around 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 35. West wind 5 to 15 mph.

    High: 35 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 8. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 8 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 17.

    High: 17 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow, mainly after 1am. Low around 10. Chance of precipitation is 80%.

    Low: 10 °F

    Chance Snow
    then Snow

  • Sunday

    Sunday: Snow. High near 21. Chance of precipitation is 90%.

    High: 21 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely. Cloudy, with a low around 16. Chance of precipitation is 70%.

    Low: 16 °F

    Snow Likely

Detailed Forecast

Tonight
A chance of flurries between 9pm and 11pm. Cloudy, then gradual clearing toward daybreak, with a low around 31. South wind 5 to 10 mph.
Thursday
Increasing clouds, with a high near 44. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 23. West wind around 5 mph.
Friday
Partly sunny, with a high near 35. West wind 5 to 15 mph.
Friday Night
Mostly cloudy, with a low around 8. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, with a high near 17.
Saturday Night
Snow, mainly after 1am. Low around 10. Chance of precipitation is 80%.
Sunday
Snow. High near 21. Chance of precipitation is 90%.
Sunday Night
Snow likely. Cloudy, with a low around 16. Chance of precipitation is 70%.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 24. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 6.
Tuesday
Sunny, with a high near 19.
Tuesday Night
Partly cloudy, with a low around 6.
Wednesday
Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ewing NJ
 40.27°N 74.8°W (Elev. 157 ft)
Last Update:
4:11 pm EST Jan 21, 2026
Forecast Valid:
5pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation